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\title{Software Engineering}
\author{Adrian.Nembach@uni-konstanz.de 01/842319\\Udo.3.Schlegel@uni-konstanz.de 01/840835\\Sirui.Liu@uni-konstanz.de 01/857316}
\begin{document}
\maketitle

\section*{Aufgabe 2}
\begin{enumerate}
\item Requirements
\begin{enumerate}
\item The system shall list all products on a website.\\
\item The system shall order the list of products by their categories.\\
\item The system shall have an own product site for every product.\\
\item The system shall provide on the product site all information and pictures about the product.\\
\item The system shall have a shopping cart avaible for a customer on the website.\\
\item The system shall let the customer add products to the shopping cart.\\
\item The system shall let the customer check their shopping cart.\\
\item The system shall let the customer order all the things in the shopping cart.\\
\\
\item The System should confirm the customer when a order was successful \\
\item The System should prozess the order after confirmation with the customer\\
\item The System should notify the Owner if there is a new order, the notification should be done by e-mail\\
\item The order should be able to be cancelled by the Owner if the product is not in stock\\
\item The Owner should be able to login the System\\
\item The Owner should see all pending orders after logging in to the System\\
\item The pending orders should be represented on a list to the Owner\\
\item The System should print a packing list if the Owner requests it\\
\item The System should print a invoice if the Owner requests it\\
\\
\item There shall be a numbering scheme for invoices.\\
\item All invoices shall be numbered according to this numbering scheme.\\
\item The Owner shall be able to attach a tracking id of a shipment company to every order.\\
\item The system shall send a confirmation email to the customer when the order is shipped.
\item The confirmation email sent to the customer shall contain the tracking id.\\
\end{enumerate}
\end{enumerate}
\section*{Aufgabe 3}
\begin{enumerate}
\item Inconsistencies and Ambiguities
\begin{enumerate}
\item Sending a confirmation that the order was successful to the customer and cancelling it afterwards is problematic.\\
\item shall the customer be able to change the sorting of the list? E.g. to prize, alphabetical order or categories?\\
\item Print a packing list and invoice at the same time or be able to print them separately?\\
\item Shall there be a feature where The System is able to tell whether a item is in stock or not?\\
\item Shall the invoices be sent by email or post.\\
\end{enumerate}
\end{enumerate}


\section*{Aufgabe 4}
\begin{enumerate}
\item Missing Information
\begin{enumerate}
\item Not mentioned how the users should pay for their orders.\\
\item Not mentioned how the System should procees if order was not successful.\\
\item Not mentoined how does the System identify a customer, Shall the customers have accounts.\\
\item Shall the customer be able to save their shopping cart if he wants to come back to a later time?\\
\item shall the customer be able to search through the list via a search engine?\\
\end{enumerate}
\end{enumerate}




\end{document}